@article{MS_1987__174_2_a0,
     author = {{\CYRP}.{\CYRG}. {\CYRZ}{\cyro}{\cyrg}{\cyrr}{\cyra}{\cyrf} and {\CYRL}.{\CYRA}. {\CYRT}{\cyra}{\cyrh}{\cyrt}{\cyra}{\cyrd}{\cyrzh}{\cyrya}{\cyrn}},
     title = {{\CYRO}{\cyrb} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyri} {{\CYRL}{\cyri}{\cyru}{\cyrv}{\cyri}{\cyrl}{\cyrl}{\cyrya},} {\cyra}{\cyrk}{\cyrc}{\cyre}{\cyrs}{\cyrs}{\cyro}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyra}{\cyrr}{\cyra}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyra}{\cyrh} {\cyri} {\cyrg}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyri} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {{\CYRT}{\cyre}{\cyrishrt}{\cyrh}{\cyrm}{\cyryu}{\cyrl}{\cyrl}{\cyre}{\cyrr}{\cyra}} {\cyrd}{\cyrl}{\cyrya} {\cyrr}{\cyri}{\cyrm}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyrery}{\cyrh} {\cyrp}{\cyro}{\cyrv}{\cyre}{\cyrr}{\cyrh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyre}{\cyrishrt} {\cyrr}{\cyro}{\cyrd}{\cyra} 0},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {147--166},
     publisher = {mathdoc},
     volume = {174},
     number = {2},
     year = {1987},
     zbl = {0642.32010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1987__174_2_a0/}
}